browserName = navigator.appName;
browserVer = parseInt(navigator.appVersion);

if ((browserName == "Netscape" && browserVer >= 3)||
  (browserName == "Microsoft Internet Explorer" && browserVer >=4)) version = "n3";
else version = "x";

if (version == "n3"){    
  news_on = new Image;
  news_on.src = "http://www.signaturemazda.com/img/en/menubas_01_on.gif";
  
  dare_on = new Image;
  dare_on.src = "http://www.signaturemazda.com/img/en/menubas_02_on.gif";
  
  appl_on = new Image;
  appl_on.src = "http://www.signaturemazda.com/img/en/menubas_03_on.gif";
  
  meet_on = new Image;
  meet_on.src = "http://www.signaturemazda.com/img/en/menubas_04_on.gif";
  
  cont_on = new Image;
  cont_on.src = "http://www.signaturemazda.com/img/en/menubas_05_on.gif";
  
  care_on = new Image;
  care_on.src = "http://www.signaturemazda.com/img/en/menubas_05b_on.gif";


  news_off = new Image;
  news_off.src = "http://www.signaturemazda.com/img/en/menubas_01_off.gif";
  
  dare_off = new Image;
  dare_off.src = "http://www.signaturemazda.com/img/en/menubas_02_off.gif";
  
  appl_off = new Image;
  appl_off.src = "http://www.signaturemazda.com/img/en/menubas_03_off.gif";
  
  meet_off = new Image;
  meet_off.src = "http://www.signaturemazda.com/img/en/menubas_04_off.gif";
  
  cont_off = new Image;
  cont_off.src = "http://www.signaturemazda.com/img/en/menubas_05_off.gif";

  care_off = new Image;
  care_off.src = "http://www.signaturemazda.com/img/en/menubas_05b_off.gif";
  

}

function img_act(imgName){
  if (version == "n3"){
    imgOn = eval(imgName + "_on.src");
    document [imgName].src = imgOn;
  }
}

function img_inact(imgName){
  if (version == "n3"){
    imgOff = eval(imgName + "_off.src");
    document [imgName].src = imgOff;
  }
}